After checking a bit around it seems the sa.function external this patch is built from doesn't have a 64 bits versions, so it won't work on 64 bits versions of Live (just tried with the PC version).
This website uses cookies.
Clicking “Accept” means you consent to your data being processed and you’ll let us use cookies and other technologies to process your personal information to personalize and enhance your experience.
Click “Close” to deny consent and continue with technically required cookies that are essential for the website to function.
Updating the description to reflect that.